CVE-2018-7039 Integer overflow in n/a

Critical 9.8 Published Updated

Remote attackers can cause denial of service via buffer overflow in CCN-lite due to integer overflow in TLV parsing.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-7039?

CVE-2018-7039 is a critical vulnerability in n/a, published on 14 Feb 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

CCN-lite 2.0.0 Beta allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact because the ccnl_ndntlv_prependBlob function in ccnl-pkt-ndntlv.c can be called with wrong arguments. Specifically, there is an incorrect integer data type causing a negative third argument in some cases of crafted TLV data with inconsistent length information.

Weakness: CWE-119

Which versions are affected by CVE-2018-7039?

It affects 1 product.

Products include Ccn-Lite Ccn-Lite.

How do I fix CVE-2018-7039?

No fix has been published for CVE-2018-7039 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-7039 being exploited?

There is no known exploitation of CVE-2018-7039 in the wild and no public exploit code.

Sources

Also known as GHSA-7mw4-2533-r95q.

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